Patents by Inventor Edmund H. Stitt

Edmund H. Stitt has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Liquid-liquid contacting
    Patent number: 4747921
    Abstract: A method for effecting enhanced contact between two immiscible liquid of different electrical conductivities comprises applying both intense mechanical agitation (1) and, in an immediately adjacent zone, a varying electrostatic field (2), in order to effect rapid change of their liquid-liquid interfaces but maintaining droplet size of a desirably high magnitude at least outside the zone of the intense agitation. The method may be applied to, for instance, liquid-liquid extraction. Apparatus is also described.
    Type: Grant
    Filed: January 6, 1987
    Date of Patent: May 31, 1988
    Assignee: University of Bradford
    Inventors: Philip J. Bailes, Edmund H. Stitt